*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a{
    text-decoration: none;
    color: #65756B;
}
body{
    overflow: hidden;
    color: #C8FCE6;
    background: #010101;
    animation: body .5s linear forwards;
}
@keyframes body{
    from{
        transform: translateY(100%);
    }
    to{
        transform: none;
    }
}
.bg{
    background: url(../imgs/bg.jpg) no-repeat center center/cover;
}
.con{
    margin: 0 auto;
    width: 80%;
}
.header nav{
    padding: 10px 0;
    display: flex;
    justify-content: flex-end;
}
.header nav a{
    display: flex;
    flex-direction: column;
    text-align: center;
    flex: 0 0 10%;
    line-height: 30px;
}
.header nav .active{
    color: #99B3A6;
}
.content{
    min-height: 500px;
}
.footer{
    text-align: center;
}
.footer .hr{
    height: 3px;
    margin: 40px 0;
    background: #A8C0B8;
}
.index{
    display: flex;
    align-items: flex-end;
    justify-content: center;
}
/* 介绍  */
.index2{
    display: flex;
    justify-content: center;
    align-items: center;
}
.interduce{
    padding: 20px;
    line-height: 30px;
    font-weight: bold;
    color: #99B3A6;
    background: #446051;
    transition: .33s ease;
}
.interduce:hover{
    transform: translateY(-5px);
    box-shadow: 0 5px 1px 1px #99B3A6;
}
.next a{
    transition: .33s ease;
}
.next a:hover{
    color: #fff;
}

/* 作品 */
.imgs{
    display: flex;
    justify-content: space-between;
}
.imgs .item{
    flex: 0 0 25%;
}
.imgs img{
    width: 100%;
    margin-top: 15px;
}
.imgs .img-center{
    flex: 0 0 40%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.imgs .img-center div{
    flex: 0 0 48%;
}
.imgs .img-center img{
    height: 80%;
}

/* 联系我 */
.end{
    display: flex;
    align-items: flex-end;
    justify-content: center;
}
.call h1{
    font-size: 3em;
    text-align: center;
    color: #65756B;
}
.call .tow{
    width: 200px;
    height: 200px;
    line-height: 200px;
    text-align: center;
    background: #64766A;
    color: #000;
    font-weight: bold;
    font-size: 3em;
}
.call .info p{
    font-size: 20px;
    line-height: 50px;
}
.end-text{
    font-size: 3em;
    color: #81A49E;
}